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Description :
The liquid filled pressure gauge is designed for heavy duty service where excessive pulsation, shock and vibration such as pumps, compressors, HVAC and hydraulic & systems.

Connection types:

L-A type (bottom mount)

L-B type (bottom mount with back flange)

L-AD type (center back mount)

L-BD type (center back mount with front flange)

L-UD type (center back mount with u-clamp)


water, air, gas, oil and working fluid not corrosive to wetted parts
Specification :
  • Size:  1.5” (40mm), 2”(50mm), 2.5”(63mm) , 3”(75mm), 4”(100mm), 6”(150mm)
  • Measuring Range: compound, vacuum 76cmHg (30"Hg) up to 15,000 psi (1,000 bar)
  • Dial: white aluminum with markings and graduations
  • Window: polycarbonate, glass
  • Pointer: black finished aluminum
  • Ring: sus304 stainless steel
  • Case: sus304 stainless steel
  • Filling: dry and fillable (oil type available glycerin, silicone)
  • Movement: brass
  • Socket: brass or chromed plated brass
  • Bourdon Tube: 316L C-tube for vacuum to 800 psi, spiral tube wound for 1,000 psi to 15,000 psi
  • Connection: 1/8", 1/4", 3/8", 1/2" PT, NPT, BSP thread
  • Mounting: bottom, center back with surface, flush and u-clamp
  • Accuracy: 1.5", 2"(+/-2.5% of full scale), 2.5", 3", 4", 6"(+/-1.5% of full scale)
  • Operating Temperature Limit: -20 ~ 60°C (-4 ~ 140°F)
Safety/Quality Approvals :
CE 2014/68/EU

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Wonpro Co., Ltd.